diff options
Diffstat (limited to 'guix/build/gnu-build-system.scm')
| -rw-r--r-- | guix/build/gnu-build-system.scm | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/guix/build/gnu-build-system.scm b/guix/build/gnu-build-system.scm index afa1886ecd..4df0bb4904 100644 --- a/guix/build/gnu-build-system.scm +++ b/guix/build/gnu-build-system.scm @@ -25,6 +25,7 @@ #:use-module (ice-9 match) #:use-module (ice-9 regex) #:use-module (ice-9 format) + #:use-module (ice-9 ftw) #:use-module (srfi srfi-1) #:use-module (srfi srfi-19) #:use-module (srfi srfi-34) @@ -58,19 +59,14 @@ See https://reproducible-builds.org/specs/source-date-epoch/." (setenv "SOURCE_DATE_EPOCH" "1") #t) -(define (first-subdirectory dir) - "Return the path of the first sub-directory of DIR." - (file-system-fold (lambda (path stat result) - (string=? path dir)) - (lambda (path stat result) result) ; leaf - (lambda (path stat result) result) ; down - (lambda (path stat result) result) ; up - (lambda (path stat result) ; skip - (or result path)) - (lambda (path stat errno result) ; error - (error "first-subdirectory" (strerror errno))) - #f - dir)) +(define (first-subdirectory directory) + "Return the file name of the first sub-directory of DIRECTORY." + (match (scandir directory + (lambda (file) + (and (not (member file '("." ".."))) + (file-is-directory? (string-append directory "/" + file))))) + ((first . _) first))) (define* (set-paths #:key target inputs native-inputs (search-paths '()) (native-search-paths '()) |